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  • Thermal expasion in solids takes place due to   Option: 1 Increased vibrational frequency of molecule<

Thermal expasion in solids takes place due to 


 

Option: 1

Increased vibrational frequency of molecule


Option: 2

Increase in vibrational amplitude


Option: 3

Increase in potential energy


Option: 4

All of the above


Answers (1)

best_answer

As we learned

Thermal Expansion -

Thermal expansion is the tendency of matter to change in shape, area and volume in response to a change in temperature.

Due to increase in vibrational amplitude, average bond length of molecule increases and hence expansion takes place

Posted by

shivangi.bhatnagar

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